GL1X · GenesisL1 explorer

MolNFT v1 · #162312 · protein

Crystal structure of ppep-1(E184A)

6R54 · Pro-pro endopeptidase: “Crystal structure of ppep-1(E184A)”. X-ray diffraction, 2 ligands (ZN, NI), 3 pockets (best druggability 0.73). MolNFT v1 #162312 on GenesisL1: 3D structure, binding sites and pockets in GL1X.

PDB
6R54
Type
protein
Length
393 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Pro-pro endopeptidase
EC
3.4.24.89
UniProt
Q183R7
Ligands
ZN, NI
Pockets
3 · best druggability 0.73

Structure

x-ray diffraction · 2 distinct chains · 53% helix, 8% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
APro-pro endopeptidase (EC 3.4.24.89)protein19854% helix, 8% strandQ183R7
BPro-pro endopeptidase (EC 3.4.24.89)protein19553% helix, 8% strandQ183R7

Ligands and binding sites

  • ZN · Zinc ion · metal · 2 copies · chains A, B
  • NI · Nickel (II) ion · metal · chains A
  • TRS · 2-amino-2-hydroxymethyl-propane-1,3-diol · additive · 2 copies · chains A, B

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

3 pockets found on a 1 Å grid, 2 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
18170.730.7875TRS, ZN
22660.570.7728TRS, ZN
3530.230.7213empty

Interfaces

1 interface between chains.

  • A–B · 448 Ų buried · 7 hydrogen bonds · protein-protein

Compared structures

  • 6R54 · Crystal structure of PPEP-1(E184A) · the same entry in another collection · chain B against B, TM-score 1.00
  • Q183R7 · AlphaFold monomer V2.0 prediction for pro-pro endopeptidase (Q183R7) · a predicted model of the same protein · chain A against A, TM-score 0.98

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